(7x-3)(5x-7)=0

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Solution for (7x-3)(5x-7)=0 equation: 


Simplifying
(7x + -3)(5x + -7) = 0

Reorder the terms:
(-3 + 7x)(5x + -7) = 0

Reorder the terms:
(-3 + 7x)(-7 + 5x) = 0

Multiply (-3 + 7x) * (-7 + 5x)
(-3(-7 + 5x) + 7x * (-7 + 5x)) = 0
((-7 * -3 + 5x * -3) + 7x * (-7 + 5x)) = 0
((21 + -15x) + 7x * (-7 + 5x)) = 0
(21 + -15x + (-7 * 7x + 5x * 7x)) = 0
(21 + -15x + (-49x + 35x2)) = 0

Combine like terms: -15x + -49x = -64x
(21 + -64x + 35x2) = 0

Solving
21 + -64x + 35x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + -7x)(7 + -5x) = 0


Subproblem 1
Set the factor '(3 + -7x)' equal to zero and attempt to solve:

Simplifying
3 + -7x = 0

Solving
3 + -7x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + -7x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -7x = 0 + -3
-7x = 0 + -3

Combine like terms: 0 + -3 = -3
-7x = -3

Divide each side by '-7'.
x = 0.4285714286

Simplifying
x = 0.4285714286

Subproblem 2
Set the factor '(7 + -5x)' equal to zero and attempt to solve:

Simplifying
7 + -5x = 0

Solving
7 + -5x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + -5x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -5x = 0 + -7
-5x = 0 + -7

Combine like terms: 0 + -7 = -7
-5x = -7

Divide each side by '-5'.
x = 1.4

Simplifying
x = 1.4
Solution
x = {0.4285714286, 1.4}

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